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TUNING: Stan’s Datsun 1200 Race Car

Filed under: Featured Cars and Projects,Performance
by Alvin G @ 10:13 pm on June 1, 2019

At Z Car Garage we love dyno tuning vintage race cars that are being brought back to life in addition to event veterans. Stan T came up from Socal on referral from fellow racer Steve Link to get his Datsun 1200 back on the race track.   

The Datsun 1200

A few words on the 1200 for the uninitiated, as this small but feisty little Datsun surprised many. The car was Nissan chassis code B110, sold in Japan 1970-1972 and in North America in 1971-1973. Known in the states as a “1200” from its 1.2L engine size and referred to as “Datsun Sunny 1200” in Japan, The 1200 had a rich racing history with success both here and abroad with much of it prowess coming from a lightweight chassis and potent A12 powerplant.

Les Cannaday’s 1971 Datsun 1200, during Saturday practice. 2013 Coronado Speed Festival © 2013 Victor Varela

Stan bought his Datsun about 10 years ago as a barn find, tired SCCA H Production racecar. The SCCA logbook that came with the car showed only two races ever entered. It was mostly stock, with a bolt-in Autopower roll cage. Stan tells us about his build and desire to build it with period parts wherever possible:

“Back in the day, one could literally build a Datsun 1200 racecar out of the pages of the Datsun Competition parts catalog. Everything from engines to gearboxes to LSD rear ends was available. Factory teams and independents flocked to the Datsun nameplate, using the available go-fast bits and pieces. My thought with this project was to build up a tribute car in the vein of the original SCCA C Sedan class cars from the 70s, using parts from the Datsun Competition catalog as much as possible. No later, larger engine. No bigger rear axle. Everything was to be as close to period as possible, everything was to be restored with an eye towards authenticity and durability. No Tilton or Wilwood braking systems…I re-fabricated the braking system using historical pictures as a reference.”

“I’ve searched for several years gathering bits here and there from around the world. It was a tedious process – racers naturally use up parts, parts which were not plentiful to start with, and the stockpiles of available pieces had grown smaller over the years. The F5C56A close ratio 5-speed transmission came from New Zealand. A quick shifter and some engine parts came from Japan. Reproduction tail lamp housing gaskets came from a fellow 1200 enthusiast in the Pacific Northwest.”

What about that cool two-piece rocker cover?

“The one-off alloy rocker cover was CNC milled by a genius 1200 owner who took pity on my plea for a two piece unit that would make valve clearance adjustments considerably easier in the pits and back at the shop.”

Race prep advice came from retired 1200 racers who provided a treasure trove of knowledge. The engine was built by master machinist John Edwards in Costa Mesa who, when he was an automotive shop teacher, persuaded Nissan to donate dozens of the A12 engines to the school district for training purposes. 

“This engine is an old SCCA warhorse that was run for years in the San Francisco region. The engine features a ported GX head and a slew of NLA Nismo bits along with trick “modern” pieces like ARP head studs & rod bolts and B-Projects rocker arm collars. It is being resurrected for vintage racing, using a bit more moderate state of tune for longevity and reliability. (if 12.8:1 compression can be called “moderate”)”

Below is a video showing Stan’s A12 motor on the R&D SimTester. It has a variable speed electric motor connected to the flywheel end of the crankshaft, spinning the motor. An oil line connected to the inlet side of the oil pump pressure feeds clean oil to the engine. The tester allows a ‘clean room’ run in of the freshly built engine to bed all the assemblies in, check for oil leaks, find weak/stripped bolts, ascertain clearances of rotating bits at various speeds etc. without generating heat and racket:

 

Stan adds the final steps of his build before dyno tuning:

“Final assembly and fabrication was done by Vinny Torres at Steve Link Racing in Anaheim. While the parts chase was going on, I stripped the body down to a bare shell and had it soda blasted back to bare metal, then repainted it the way it was when I bought it. During that phase, heavy rust was discovered in the cowl area which demanded attention, and after the heavy undercoating was stripped off, it was found out that the front clip of the car had been replaced at some point in an amateurish fashion, requiring a trip to the body shop alignment table to tug things back into some semblance of square.”

 

Dyno Tuning

With the car on the dyno Rob and Josh went to work checking things over in the engine bay. They set the timing correctly, worked on the A/F ratio and fixed a few items in the engine bay.    

  The car made fantastic power screaming to 8500rpm: 

 It was a win/win and Stan was more than pleased:

 “1st dyno run (blue) showing how poorly the engine ran when I brought it in, then the last dyno run (red) showing the Helen Keller Miracle Worker version, where at the end of that run we all high-fived each other and shouted “Done!” Watching Rob & Josh work together was like watching a couple of master musicians in a recording studio bouncing musical ideas off of each other, with each building on the other’s talents until all of a sudden everything clicks, and a hit is born. They make it seem almost effortless until one steps back and realizes the personal database of tuning knowledge they have has been amassed through thousands and thousands of dyno runs and hundreds of days at the track all feeding back on each other. All the while I stood there awestruck, just happy not to get in the way and to learn a few things while watching the masters at work.”

 

 

Thank you Stan for bringing your 1200 to ZCG. We look forward to your next race!




 

We are extremely happy for our friend and fellow Datsun enthusiast Tom D and his newly acquired B-sedan Datsun 510. This is a historically significant race car built and run originally by Norm Balzer.  Here it is at Road Atlanta in 1977:

 

Tom brought the 510 to Z Car Garage to have it prepared for the upcoming race season:

“I bought the car rough three years ago from Steve Link with the help of Dave Stone. Since then I exchanged information with MaryLee Balzer (the original builder and owner’s widow) and Jon Koobation, the last guy to campaign the car. Both kept all the records and materials associated with the car.  They graciously gave me all of it, even Norm’s race jacket (so cool). My plans are (with Rob and ZCG support) to get the car track ready.  The car will be campaigned with its original livery and as much of the original equipment as possible, including the FIA prepped L18.”

 

 

The car was wildly successful on the West Coast.  Many, including Larry Oka referred to the car as the “other BRE car” since it was built with the help of Mac Tilton and hardware from the BRE garage as the Trans Am series ramped down.  Tom plans to run several events this year including CSRG April at Infineon Raceway, The HSMA Festival of Speed in Late May,  The Rolex in August and the CSRG Charity Event in October. We are currently breaking the car down for race prep. It is shockingly original and a treat to see!

 

 

Enjoy that twin-Mikuni carb’d L-series sing!

A Rich Racing History

Purchased from a local Datsun dealer in 1971 for a one dollar, Norm Balzer took this Datsun 510 which was damaged in shipping straight to the garage to create one of the most successful B Sedan race cars on the West Coast.  With help from Mac Tilton, many parts were sourced from the BRE garage.  Norm raced the car from in B Sedan from 1973 until 1979 and then later as a GT2 entry in 1980.

Willow Springs 1976 and RA in 1979:

 
 

Jon competed with the 510 in GT2, GT3 and IMSA/GTU Special Group 2 from 1981 to 1992, amassing a number of first place finishes including a win in IMSA SP2 at Laguna Seca in May of 1983. Together Norm and Jon took this Datsun 510 to the podium forty times with thirteen first place finishes and six Southern Pacific Division Championships. Overall they competed in eighty-six races between 1973 and 1992.

 

 

Stay tuned for an in-depth look at this historical Datsun race car!





 

It’s official! ZCG is going to the 2018 Classic Motorsports Mitty April 27-29 at Road Atlanta in Georgia. This year, Nissan is the featured marque!

 

 
 

Road Atlanta has been home to The Mitty event for over 30 years where Datsuns dominated the racing scene. Names like Bob Sharp, Walter Maas, Jim Fitzgerald, Kirk Allegro, Don Devandorf and of course our hero John Morton have all won at this historic race track. RA was also the location of this epic Datsun commercial with John:

 

 

The BRE Datsun 240z driven by John Morton at The Mitty

 

We are extremely thankful and stoked that owner Randy Jaffe invited us to The Mitty. John Morton will be piloting the #46 BRE 240z once again! The entire ZCG crew will be running pit crew beginning 4/23 for testing through the race weekend ending 4/29. Somebody pinch us, we are running pit crew again for #46 with John Morton…our last race event with the legendary driver was the 2017 Rolex Monterey Motorsports Reunion at Laguna Seca. Following the Historics, we performed post-race maintenance to prepare #46 for its trip back home to Randy in Georgia.

 

  
  
 

He showed the Z at several shows including ZCon 2017 and Atlanta Festival of Speed and now it’s time for it to be on the track again with Morton at the reigns!

 

Our tent will be in the paddock alongside Nissan and their fleet of historic race cars! Please stop by and say hello, we will have refreshments and love chatting about Datsuns.

 
 

 

Datsun Racers Making the Trip

Sweet historic Datsuns/Nissans will be racing at The Mitty. We will be transporting the Jim Fitzgerald “Designated Hitter” car (full story in a future post) and Bluebird Coupe with help from the good folks at RacecraftNW:

 
 

We are very happy for our friend and fellow racer Glenn Chiou. He is making the trek to Road Atlanta to race his VIP’s Z:

 

We also hear that a large contingent of West Coast Datsun Roadsters will be attending: Bob Studdard ’67 2000 (owned by Phil Mendelovitz), Ron Carter’s ’67 2000 and Michael Anderson’s recently acquired Rock Vest 2000:

Bring Out Your Nissan/Datsun!

This year the Classic Motorsports Mitty is showcasing Nissan as the featured marque. That means the track and infield will be bustling with historic examples. Bring yours out and enjoy the weekend at Road Atlanta. We were impressed with the showing of Datsuns back in 2010:

 
 

Speaking of history at Road Atlanta, when we spotted this blue KA24E-powered Datsun 510, Rob recalled an inspiring story about its creator, the late Tom Wyatt III (Turbo Tom).

 

Tom entered his turbocharged L-series Datsun 510 at The Mitty where he consistently outpaced much more powerful sports cars. By the end of the day he was racing with the Corvettes and Cobras. He beat a Porsche 930 on a lap by nine seconds, and a race prepped 427 Cobra by 3 seconds. The race staff didn’t know what to do, so they gave him a custom made trophy and told him not to come back next year!  That is how you DO IT IN A DATSUN!

See you at The MITTY!

 

 




Joel Anderson: Datsun Z-Car Racer

Filed under: Events,Featured Cars and Projects,Performance
by Alvin G @ 3:51 pm on June 23, 2014

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At Z Car Garage we are fortunate to work with passionate owners who have great histories behind their cars. Joel Anderson is a Datsun race car driver with an extraordinary story. We also just happen to be restoring one of his famous Z-cars to compete in the 2014 Rolex Monterey Motorsports Reunion in August! When I first met Joel at the shop I immediately asked him a bunch of questions about racing as a privateer in the 70’s…it’s an era of Datsun racing I’m fascinated with and would love to share his responses with all of you. Enjoy the interview and read further to see our progress on the restoration. Thanks Joel!

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Interview: Race car driver Joel Anderson

How did you end up racing Datsuns?
In 1972 I bought my first Datsun 240Z while living in Southern California. At the time I was driving a 1961 VW I built to autocross in Northern California the year before moving to Newport Beach. The VW had a 1900cc Porsche motor, Big Porsche alum. drum brakes and a Porsche transaxle, Koni’s, 10” wide wheels with intermedate rain race tires and a loud stinger exhaust. On the outside no two body parts were the same color but the interior was nice: full gauges, black leather buckets with thick black pile carpet…a true sleeper and absolute blast to drive.
My employer at the time hated the VW and offered me a car in lieu of a raise. I ordered a Porsche 911S from a local dealer and when I went to pick it up they had added over $500 in what they called “Dealer Prep.” I was pissed and after a few hours of arguing I got my deposit back. On my way home I saw a 240Z in the showroom on a turntable at Garden Grove Datsun…it was beautiful, Safari Brown with chrome wire wheels and it had been in the L.A. car show. I knew nothing about 240’s except they were kinda cool looking and they were fast. I went inside and told the saleman I wanted to buy it and take it home that night. The next day driving in the rain on my way to work in my new Z I came to a red light, hit the brakes and went all the way through the intersection…scared the crap outta of me. Joined a Z owner’s club to hopefully get some help on how to fix the brakes. After a couple of meetings I started running slalom events in the stock class and won most of the events entered that year.
In 1973 I moved back to the SF Bay Area and went to an Autocross and got my doors handed to me. The cars here were more prepared than Southern CA…Lowered, race tires, sway bars and a lot more power than my stock Z. Little by little I started modifing my daily driver to be competive. Within a year I had a few 1st in the Prodified class and the car was becoming less and less streetable. I bought a ‘71 Z from an auto wrecker that had a interior fire, took all the goodies off my street car and started trailering the ‘71 to the events. While preparing the cars I got to know the people at FAR Performance fairly well. In 1974 Walt Maas had just won the National Championship in C/Production in Atlanta, GA in the FAR Performance 260Z called “The Giant Killer”. At the time Frank Leary was Walt’s crew chief and the service manager at FAR. Frank was also building a Z of his own to road race in the carport of his condo in Santa Clara. I helped Frank build his car in exchange for his secrets to make a Datsun fast. While working as Leary’s crew chief I had converted my Z to a full on road racer and ran SCCA solo events and won the C/P class. In 1977 I went through SCCA’s driver’s school and started road racing, by the end of the year I had won most of the races and regional championship and was issued my National license. In 1978 I ran SCCA’s National events and qualifed for the runoffs in Atlanta. At Atlanta I had my first DNF due to running too much timing which split and exhuast valve. In ‘79 I turned the SCCA car over to my wife so she could compete in regionals and I built my IMSA GTU car.

Autocross or road racing, what do you prefer?
Road Racing…The autocrossing was a great learning experience in car control, but it was just over too soon. You wait around all day for under 2 minutes of driving rush. The solo competition was better, it gave me lots of track time and a gauge to judge if I had what it takes to be competive on a road course.

What’s your personal code of conduct on the track?
Clean…The rule I’ve always gone by is…”It’s the responsibility of the over-taking driver to pass safely” I’ll run you hard and close but I won’t rub you unless you bring it and if you’re going to pass me you gotta earn it!

What was it like to be a privateer race car driver?
After doing so well in SCCA Club Racing moving up to IMSA Pro Racing was a rude awakening at first. I soon realized that I wasn’t going to be on the pole or in first place for awhile if ever. My self satisfaction and reward came from the fact that my low dollar effort of me alone, in a car I built with the motor I built, was competing against factory backed efforts with professional driver’s with the best equipment money could buy!

Did Nissan back you?
Back then Datsun Competition offered contingency money for Driver’s and Dealer sponsors. You got money from Datsun Comp. for podium finishes and if a dealer sponsored you he got paid as well. Datsun helped me by  once in awhile when getting parts from Datsun Comp. not invoicing me. If you made the runoffs at the end of the year you would get tow money. The year I went to the runoffs I got $1,200.00 when I got to Atlanta.

I heard stories of Nissan having tons of spares ready just for racers like you at the track…true?
Only at the runoffs they had a giant Datsun tent for you to pit in and next to the tent a 40 foot trailer full of parts. All you had to do is ask and you got it FREE…if they didn’t have your part it was flown in the next day.

Worst crash?
Runoffs at Atlanta…turn 7 before the back straightaway…the first lap of practice…the first time on the track ever…on a cool track…on cool tires and I’m trying to set a new track record? I hit a concrete wall at 80 mph, move the wall 1 ft. and moved the left side of my car 2 ft…really hit hard!! (some good‘ol NASCAR boy’s at a shop near the track fixed the car overnight)

Best pass?
Regional race at Laguna…last lap, front straight, went up the center of 4 back markers, for the win, leaving 2nd place car nowhere to go!

Best race?
3rd National race at Riverside, finished 2nd behind Leary in pouring rain.
Co-Drove with Leary at Sears Point Enduro, Finished 1st finishing production car and 2nd overall.

Favorite track?
Laguna Seca

What was the first win you remember
The race I remember the most was my ever first race. I started on the outside pole next to Carlos Garza in a Lola T292. After 6 laps he retired with motor trouble. On lap 10 of 15 while running in first overall I got a flat tire and had to dropped out. Even though I didn’t win or finish…I started on the pole, ran first overall and if it wasn’t for a flat tire I was going to win.

What percent of your career races can you remember?
100 percent…racing is so intense it’s like it was just yesterday!

Tell us about the Z that is being restored at Z Car Garage
The car was originally presented by Mr. Katayama to Mr. John Cooper, President of Ontario Motor Speedway in 1972 to be used as the Official Pace Car for the Third Annual ” California 500″ held on Sept. 3, 1972. (it still has the built in flag holder) The car was later given to the Bob Bondurant Driving School at Sears Point. In 1977 I purchased the car from Datsun Comp. for one dollar and picked the car up at Sears Point. I ran the car at all the west coast IMSA races in GTU for three years. Starting in 1980 I ran the car in SCCA Super Production setting the track record at Sears Point and Laguna Seca and winning The Pacific Road Race Championship as well in S/P. The car had been through three owners since I sold the car in 1982 to Rich Johnson as a GT2 car, with smaller flairs and wheels. Rich raced the car for one year and won his class. The car was then sold to Roger Edsinger and he used parts off the car for a car he was racing at the time. It was then sold to Grant Brown and he autocrossed and solo one’d the car. When I got the car back it had been in a storage shed for 15 years or more.

What motivated you to restore the Z and how did you end up taking it to Rob?
In 1989 I started buying back all my old race cars. I bought my 1971 SCCA C/P car that had been turned into an autocross car and setting in a storage lot for 20 years, My IMSA car that had been in a storage shed for 15 years and a IMSA body street Z I built for my son, that he sold and was in storage for 10 years. My plan was to restore the cars with my Son and Grandson and race them. Shortly after getting the cars my Son died of a massive heart attack. At that point I changed my plan and decided to sell the cars. I listed the cars on Craigslist and sold the street Z right away and got all kinds of interest in the race cars. At the point I met Rob I was talking with Les Cannaday owner of Classic Datsun in Vista, CA. During a phone call Rob made me an offer I couldn’t refuse…and here we are today.

You got accepted to race at the 2014 Historics, when they announce your name on the grid how will you feel?
Special for sure since the first time the car came to life and moved under its own power was the IMSA GTU morning practice 25 year ago at Laguna Seca…it will be a rebirth of the car with its creator at the wheel.

 

Interested in some really cool vintage racing print? Check out this 1978 article featuring Joel and his Autocross efforts, HERE

The Restoration

 

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Restoring an old and tired vintage racing car is both art and science. Z Car Garage is both honored and excited to bring this Z back to life! Present day vintage racing expects both performance and concours condition, in the same car. It is a much different process to restore a forty year old car that will be used at high speed under constant stress and strain than it is to spruce up an old Packard for boulevard cruises. The goal for Joel’s IMSA 240z is to restore it back to its condition cosmetically and mechanically as it was raced decades ago. This means keeping little details like original suspension parts and period-spec braking components intact but using modern tires and saftey equipment as required by the racing bodies.

One of the best parts of any IMSA car and especially the Z’s are the enormous fender flares. Lucky for us most of the bodywork was present or sourced easily. Time for paint! We turned to the best: William’s Auto Body.

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William did an incredible job of laying the black paint with bespoke striping.  Single-stage paint was chosen of course to give it that 70’s vibe. Here’s a shot of Joel at Laguna Seca in #49:

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Striping begins:

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The livery is complete!

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Joel originally ran some “Trick Mag” magnesium wheels which are no longer available. We thought the closest replica would be the V48 from Vintage Wheel Works. These are custom sized and will have gold centers with some meaty Avon slicks to provide grip. For now we drool over the mock-up:

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The 80’s vs 2014:

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William also shot the interior in gloss white. Check out the cagework:

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With paint complete chassis restoration is underway. All suspension pieces originally run will be zinc plated:

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Next, we tackle the engine! More updates to come with Joel and friends helping with the build.

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We are extremely amped and looking forward to the Historics when Joel races this very special 240z. It will even be towed on the very same trailer that took Joel to Road Atlanta over 30 years ago, and me to the Solvang Roadster Show last April!

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Long Live the Z!

Lots of pictures of the restoration in the gallery!

…[read more]




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